99extra Underwear, 6 Color Men's Modal Skinny Boxer Briefs 95% Modal/5% Spandex Imported Modal is better soft, thin, light, breathable and stretch than cotton Modal underwear will keep soft, resist from fading or forming pills due to friction even after repeated washing. It is good to reduce the stimulation to the skin Its breathability is 50% higher than cotton, let the skin to dry quickly, is best suitable for summer or sports Skinny design, if your waist or legs more stronger, please select larger size * Doctor advised, a underwear don't use more than 6 months, it will become very dirty although you repeated wash it